Nobody is here today.有没有is.为什么?

Nobody is here today.有没有is.为什么? nobody is here today为什么is后面可以加副词啊? Nobody is ( )duty today. nobody is here,are they?___,nobody 应该是why is nobody here?还是why nobody is here? Everyone is here today Is ( )here today?NO. I think nobody is here,( 变反意疑问句 选择：There is nobody here ( ) me . 反意疑问句 nobody is here ______? here is the meat ---today. Is everyone here today?的同义句为什么